Back in 1999, we said:

...It also makes a very respectable 255 horsepower, which is enough to push the big Escalade to 60 mph in 10.5 seconds. This long-lived engine will be replaced soon, though, by one of GM’s new truck V-8s (based on the new Corvette V-8) that were first introduced on Chevy’s new Silverado pickup truck. That new engine should help improve this Cadillac’s terrible fuel economy — just 13 miles per gallon in the EPA city cycle, and 16 mpg in the EPA highway cycle. Top speed of the Escalade is governed to 110 mph. The transmission needs no improvement... Read More